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Nai-Wen Chang
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Lujhou City, TW
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Patents Grants
last 30 patents
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Patent Grant
LED diaphragm structure
Patent number
8,104,924
Issue date
Jan 31, 2012
Forward Electronics Co., Ltd.
Nai-Wen Chang
G01 - MEASURING TESTING
Patents Applications
last 30 patents
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Patent Application
Led diaphragm structure
Publication number
20100110721
Publication date
May 6, 2010
Forward Electronics Co., Ltd.
Nai-Wen Chang
G01 - MEASURING TESTING